package com.lines.chap04;

/**
 * <p>
 * <code>MyStack</code>
 * </p>
 *
 * @author junbao3
 * TODO
 * @date 2023-04-03 14:24
 * Copyright (C) 2021 IFlyTek. All rights reserved.
 */
public interface MyStack<Item> {
    MyStack<Item> push(Item item);
    Item pop();

    int size();

    boolean isEmpty();
}
